
.myfoodsystembg {
  height: 100%;
  width: 100%;
  position: absolute;
}

.logincontent {
  width: 800px;
  height: 400px;
  top: 50%;
  left: 50%;
  overflow: hidden;
  margin-top: -200px;
  margin-left: -400px;
  border-radius: 10px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
  z-index: 100;
  padding: 50px;
  box-sizing: border-box;
  position: absolute;
}

.logincontent::before {
  position: absolute;
  content: "";
  top: 0px;
  left: 0px;
  right: 0px;
  bottom: 0px;
  z-index: -1;
  -webkit-filter: blur(20px);
  filter: blur(20px);
  margin: -30px; /*消除边缘透明*/
  background-position: center top;
  background-image: url("../assets/myfoodsystembg.jpg");
  background-size: cover;
  background-attachment: fixed; /*位置固定*/
}

.logincontent h1 {
  text-align: center;
  margin-bottom: 20px;
}
